The meaning of the Acronym SS is...

SS is

• System Summary
• System Specification
• System Software
• Sunset
• Subsystem
• Station Set
• Space Station
• Space Shuttle
• Single String
• Single Sideband
• Shuttle System

More Meanings For SS:

• Signal Strength
• Shooting Stars
• Symbiotic Spectrum
• Second Series
• Solid Solution
• Steady State
• Short Stress
• Summer Semester
• Superultramodern Science
• Specific Symbol
• Solid Sided
• Subtropical Storm
• Six Shoe
• Spectral Subtraction
• Secondary Structure

SS is also in:

• Amateur Radio
• Astronomy
• Botany
• Chemistry
• Electronics
• Mathematics
• Meteorology
• Ocean Science
• Physics
• Universities